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| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 2 |
| 3 | 5 |
| 4 | 22 |
| 5 | 32 |
| 6 | 62 |
| 7 | 91 |
| 8 | 183 |
| 9 | 188 |
| 10 | 190 |
| 11 | 196 |
| 12 | 258 |
| 13 | 276 |
| 14 | 330 |
| 15 | 671 |
| 16 | 710 |
| 17 | 1130 |
| 18 | 1210 |
| 19 | 1570 |
| 20 | 2644 |
| 21 | 2998 |
[1,2,5,22,32,62,91,183,188,190,196,258,276,330, 671,710,1130,1210,1570,2644,2998] |